I expected to hear back from them but I never heard a 'whisper'. [=I never heard from them again]
“I've had more than I can stand,” she complained in a 'stage whisper'.
I couldn't hear what they were saying because they were 'whispering'.
(..) Jay will have turned my room into a nursery. No, he won't. I'm not his real kid. I'll be as insignificant as a whisper in a windstorm. Oh, listen to you. You have a gift. You have to go to the poetry camp. I don't think I can risk it. (..)2012 TvShow: Modern Family Title: Bringing Up Baby Season: 4 Episode 1